A fat check to peddle your product? Keep it. The draw in celebrity endorsements lies in getting an equity stake in the company. Whether you are an aging actor pushing a travel Web site, a professional athlete hawking a sports drinks or a musician tweeting about a product, grabbing your (equity) share is how it’s done.

Here’s a look at some recent winners on the stock exchanges:

HOWARD STERN

Company: Sirus Satellite Radio
Activity: The shock jock pocketed $82M from a stock bump after signing a new five-year/$400M contract.

SARAH JESSICA PARKER

Company: Halston
Activity: “Sex and the City” star parlayed creative design role for Heritage line into a reportedly $5M stake in company and seat on the board.

BRUCE WILLIS

Company: Sobieski Vodka
Activity: When “Die Hard” star agreed to promote Sobieski Vodka for a 3.3 percent equity stake in the beverage company, its shares popped 10 percent.

DAVID WRIGHT

Company: Vitaminwater
NY Mets superstar netted a cool $20 million for his 0.5% stake in bottler after Coca-Cola’s $4.1B purchase.

BONO

Company: Facebook
Activity: U2 frontman and co-founder Roger McNamee grabbed a 1.5% stake for their Elevation Partners fund in the social media company last year for $195M, that poke is now valued at $730M.

50 CENT

Company: H and H Imports
Activity: The rapper, whose made several intelligent investments, most notably a stake in Vitaminwater, uses his Twitter account to promote the penny stock H&H Imports, which jumped from 9 cents to 39 cents, netting him $8.7M in paper profits. The stock closed up Friday 27 cents.